CVE-2021-23852

Denial of Service (DoS) due to invalid web parameter

Severity Score

4.9

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

An authenticated attacker with administrator rights Bosch IP cameras can call an URL with an invalid parameter that causes the camera to become unresponsive for a few seconds and cause a Denial of Service (DoS).

Un atacante autenticado con derechos de administrador de las cámaras Bosch IP pueden llamar a una URL con un parámetro invalid que causa que la cámara deje de responder durante unos segundos y causa una Denegación de servicio (DoS)

*Credits: N/A

Attack Vector

Network

Attack Complexity

Low

Privileges Required

High

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Attack Vector

Network

Attack Complexity

Low

Authentication

Single

Confidentiality

None

Integrity

None

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2021-01-12 CVE Reserved
2021-06-09 CVE Published
2024-09-16 CVE Updated
2025-03-30 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-400: Uncontrolled Resource Consumption

CAPEC

References (1)

URL	Tag	Source

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
https://psirt.bosch.com/security-advisories/bosch-sa-478243-bt.html	2021-06-17

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Bosch Search vendor "Bosch"	Cpp4 Firmware Search vendor "Bosch" for product "Cpp4 Firmware"	-	-	Affected	in	Bosch Search vendor "Bosch"	Cpp4 Search vendor "Bosch" for product "Cpp4"	-	-	Safe
Bosch Search vendor "Bosch"	Cpp6 Firmware Search vendor "Bosch" for product "Cpp6 Firmware"	-	-	Affected	in	Bosch Search vendor "Bosch"	Cpp6 Search vendor "Bosch" for product "Cpp6"	-	-	Safe
Bosch Search vendor "Bosch"	Cpp7 Firmware Search vendor "Bosch" for product "Cpp7 Firmware"	-	-	Affected	in	Bosch Search vendor "Bosch"	Cpp7 Search vendor "Bosch" for product "Cpp7"	-	-	Safe
Bosch Search vendor "Bosch"	Cpp7.3 Firmware Search vendor "Bosch" for product "Cpp7.3 Firmware"	-	-	Affected	in	Bosch Search vendor "Bosch"	Cpp7.3 Search vendor "Bosch" for product "Cpp7.3"	-	-	Safe
Bosch Search vendor "Bosch"	Cpp13 Firmware Search vendor "Bosch" for product "Cpp13 Firmware"	-	-	Affected	in	Bosch Search vendor "Bosch"	Cpp13 Search vendor "Bosch" for product "Cpp13"	-	-	Safe